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Otosclerosis and Stapes Surgery
Malleostapedotomy – The Marburg Experience
Dalchow C, Dünne A, Sesterhenn A, Teymoortash A, Werner J
Arnold W, Häusler R (eds): Otosclerosis and Stapes Surgery.
Adv Otorhinolaryngol. Basel, Karger, 2007, vol 65, pp 215-221 (DOI: 10.1159/000098825)
Abstract: Background: The surgical procedure for patients with otosclerosis routinely is incus
stapedotomy. In case of otosclerosis with incus necrosis or a bony fixation of the malleus and
incus, malleostapedotomy is performed. Patients and Methods: Between May 2002 and
September 2003, malleostapedotomy was performed in 6 out of 34 patients with otosclerosis.
In 2 primary cases, a middle ear dysplasia was found. The malleus was fixed in 2 further primary
cases. Two revision surgeries were performed with incus necrosis present. A titanium
piston was used, which was fixed at the malleus handle and introduced into an opening of the
footplate. Results: The preoperative air-bone gap was reduced from 36 dB(A) to 13 dB(A)
after surgery for an average checkup time of 3 months. The length of the prostheses varied
from 6.3 to 7.5 mm. No patient showed a hearing loss or vertigo after surgery. Conclusion:
Malleostapedotomy is the technique of choice in case of an additional pathology of the ossicular
chain in patients with otosclerosis. Larger numbers of patients and long-term investigations
need to compare the results of malleostapedotomy with those of a conventional incus
stapedotomy.
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© 2009 S. Karger AG, Basel
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